Process of making nitrogen and carbon dioxid.



R. H. BBGWNLEE L R'. H. UHLiNGER.

PROCESS 0F MAKiNG NSTRGGEN AND CARBON DIOXID. APPLICATION man APR.7.1913.

WITNESSES REY H. ERQYVNLEE AND ROY SIGNORS, BY MESNE FITTSBURGH,

PROCESS DE MAING NITROGEN CARBN Application le pril 7, 1913.

eorbon fiioxid by utiiizing the products of lon of iniernoi combustion or eXpiones, whereby o produce nitrogen coinhus sion engi and carbon die* layproducts of the originel fuei, in the nuuiner more fuiiy hereinafter described.

/'vhiie c process oi: he invenion may he carried ou coL oion Wih 'furious designs of L, wiii he reuiiereii Sieur by 'coinponying (iingronunetio ning, showing the principsi elements noioyeri.

in pro etising the process any suitable fuei is used, ss neure, producer water, cosi, or obher curhormceous gas or voiziiiizohio oil or other suitable enrbonoeeous suhssnco or hydro-Corbeil is i mixed Wih suitable amount of sii', enen compressed, und expioded in the explosion chamber or ciuunhers oi un internal con'ihusion gas or oil engine, for giie production oit' power, in o y Weil-known manner.

The cxpiosive mixture supplied to the engine is so propo oneri :is o is oir conen, mi when c nhustion hns occurred, 'Shore will he Viei' in the resulting products oi coniiiusion :i n'iiniu'uun o1? oxygen mici combusiihie Y iiy eiileccd hy :nijusinimii: o ehe mixer. in ense, honorer, thui the ususi excess of oir is udmi'wi with the gus or oii vapor of the hydro-carbon eo eii'eci'; compiere combustion, es the ordinary of gus engines for the bos rcsuis :is to power, s eufiieieniquzintiy of oddiionzei reducing ,gos is supplied to ihe products of combustion from the engine, and cbinpieie combustion oi: the resulting Inifxturc is then brought about by bringing it into intiinue Contact, with :i mass oi suit- :r'hie hoi; rei'rnoiory ngiierini, ns broken bricks, posi/ery, or pintinizeci asbestos or pniizniium usbestos, or sunii r substance. rihesc after; such trcomnont :rnd fun gases,

H. UHLINGER, OF PITTSBURGH, qirfvli, ASSIGNMENTS. TO AMERICAN N'IR-PRODUCTS C(l'i'ljxrN E'ENNSYLVANIA, A CORPORATION F :DELAVJ Sp'eocacon of Letters Pereiro.

AS- Y, OF

semi. No. messi..

ther combustion ue Conifer.. and carbon dioxid, anni are hei oassed into and through chan'io or absorption rowers wherein the carbon dioiiici is absorbed for making chemie-ui compounds. This may be done as e ineens :for seperuing the ges from the nitrogen :is for instance, by passing 'ihr-(nigh owors consiiiing coioiunroxid und lrydroxid (es line) freni which preeaiceiiy pure carbon dioxifi rney be ered by ieuing, or as i sieg in ehe menu v@iure of useful carbonatos. 'ifiho 'or .sus mixure muy :riso cooled. io sepan-nte ihe weiter vapor and the-n compri:A ed and the carbon dioxid iiqueiied, by suiuhie reument in :appropriate mechanism, sufi Jhns seperated from 'die nitrogen.

By either o' he shove 'ireatniens or steps procicuiiy lnire nirogen is profi .ced is the remaining; produc@1 uiui n f he usilized desired manner.

Referring to ehe iiiialgisniniu'e drawing, Figure l, 2 is :in interne combustion engine to which the expiosive miiure in suiiebie proportions is supplied in. the usuari n'ionner from u miner producis of coinliustion poss 1oy Weste or exhaust pipe if, e. branch pipe 5 'fu rishing additional reducings) gais, the. enriched mixture pipe or conduit (3 to chamber 7 containing refractoi" material S, through which the gases pass, eiiecting compieoe The resuiting carbondioxid :u i. nitrogen nass :from chamber by coiniui's 9 to one or inore chan :fers or iov :rs where the ezirbon dio-Kid absorbed, as described.

in Fig. the mixure from the refractory 1 Q.. into nitrogen .chz'unher i may poss borough a cooling coil. `l1 and mio e. compressor for hqueacion oi the carbon dioxid and resulting seperation from 'the nirogen Vivhiie the separefcion of che carbon dioxid :uid nitrogen ere ordinarily desirable, such steps nre not esseniai in eil cases. rihus, `he mixture, prior iro separation, consisting opproxiinaueiy of 90% vni regen and 10% carbon'dioxid, may be used in nitrogen, for example in ixation oi. pure nitrogen with hydrogen to when o part of the ammonia will appear :is ammonium carbonate, which is u valuable conuuercio] product.

Whos we cifaini is: l. The process of making' Carbon dioxid passing by' combustion.

piace of purey ineke ammonia,

and nitrogen eonsistxIg-in'mixing a suitbie ,-carbonaceous substance and' an, eectmg combustion of the mixture in ad bustio chamber, passing' the combustion through :i mass` of highly heated suitable com refractory material'vto effecteompiete combustion of the mixture andthus produce 'a y hustion of the mixture 1x1 a sultahle Cotillonstion chamber, adding a suhclent amount of 4 mmm;

pleteiy combine with the excess'of oxidizing gas to' produce' a maximum amount of cafe oon diexid, and then passngsuch mixture through a mass of highly heated refractory material;

1n testimony whereof We hereunto iiix suitable 'fcarbonaceous substance to comour signatures-in the presene of tw'ojWit-- messes.` I V ROY H'. BROWNLEE.' i ROY H; UHLNeEm` Witnesses: Y y i 

